Question

Name the eye defect in which eye lens becomes cloudy or milky. Mention the method for its correction. A person uses a lens of power –1.0 d for correcting his distant vision and for correcting his near vision he uses a lens of power +2.0



d. Calculate the focal length of the lenses required to correct these defects. Explain why a normal eye is not able to see clearly the object placed closer than near point.

Answer 1

cataract... correction:-opperation